<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Drag</title>
    <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.0/jquery.js"></script>
    <script src="./valueType.js"></script>
</head>

<body>
    <script>
        let a = {},
            b = [],
            c = /[ad]/g,
            d = 12,
            e = 's'
    </script>
</body>

</html>